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Cheap flights from Washington, D.C. to Basel from $256

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Basel departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Basel

Cheap round-trip flights

Turkish Airlines Logo
1:30 pm - 6:00 pmIAD-BSL
22h 30m1 stop
Turkish Airlines Logo
6:55 pm - 11:45 amBSL-IAD
22h 50m1 stop
$529Turkish Airlines
Find Deal
lun., sep. 1 - jue., sep. 18
Logo
6:50 pm - 6:00 amBWI-BSL
29h 10m1 stop
Logo
9:20 pm - 5:40 pmBSL-BWI
26h 20m1 stop
$534
Find Deal
lun., ago. 25 - mar., sep. 9
British Airways Logo
8:35 pm - 10:20 pmBWI-BSL
19h 45m1 stop
British Airways Logo
11:00 am - 6:45 pmBSL-BWI
13h 45m1 stop
$601British Airways
Find Deal
mar., dic. 2 - mar., dic. 9
British Airways Logo
8:35 pm - 10:20 pmBWI-BSL
19h 45m1 stop
British Airways Logo
7:00 am - 6:45 pmBSL-BWI
17h 45m1 stop
$602British Airways
Find Deal
mar., dic. 2 - mar., dic. 9
Air Canada Logo
6:00 am - 10:50 amDCA-BSL
22h 50m2 stops
Air Canada Logo
11:25 am - 9:51 pmBSL-DCA
16h 26m2 stops
$604Air Canada
Find Deal
lun., ago. 25 - mar., sep. 9
American Airlines Logo
1:58 pm - 2:35 pmIAD-BSL
18h 37m2 stops
American Airlines Logo
6:20 am - 7:28 pmBSL-IAD
19h 08m2 stops
$614American Airlines
Find Deal
lun., dic. 1 - mié., dic. 10
American Airlines Logo
5:30 pm - 3:05 pmDCA-BSL
15h 35m2 stops
American Airlines Logo
7:00 am - 4:27 pmBSL-DCA
15h 27m2 stops
$614American Airlines
Find Deal
mar., dic. 2 - mar., dic. 9
United Airlines Logo
11:10 pm - 4:00 pmIAD-BSL
10h 50m1 stop
United Airlines Logo
9:45 am - 9:20 pmBSL-IAD
17h 35m2 stops
$619United Airlines
Find Deal
lun., dic. 1 - mié., dic. 10
United Airlines Logo
11:10 pm - 4:00 pmIAD-BSL
10h 50m1 stop
United Airlines Logo
9:45 am - 8:29 pmBSL-IAD
16h 44m2 stops
$620United Airlines
Find Deal
lun., dic. 1 - mié., dic. 10
Air Canada Logo
6:00 am - 10:50 amDCA-BSL
22h 50m2 stops
Air Canada Logo
8:25 am - 9:51 pmBSL-DCA
19h 26m2 stops
$637Air Canada
Find Deal
lun., sep. 1 - jue., sep. 18

British Airways flights from Washington, D.C. to Basel EuroAirport Swiss

Our best British Airways deals on Washington, D.C. to Basel EuroAirport Swiss flight tickets
British Airways
Dec 2
BWI8:35 pmBaltimore/Washington
19h 45m
1 stop
BSL10:20 pmBasel EuroAirport Swiss
Dec 9
BSL11:00 amBasel EuroAirport Swiss
13h 45m
1 stop
BWI6:45 pmBaltimore/Washington
$601
Find similar
British Airways
Dec 2
BWI8:35 pmBaltimore/Washington
19h 45m
1 stop
BSL10:20 pmBasel EuroAirport Swiss
Dec 9
BSL7:00 amBasel EuroAirport Swiss
17h 45m
1 stop
BWI6:45 pmBaltimore/Washington
$602
Find similar
British Airways
Dec 2
BWI5:46 pmBaltimore/Washington
15h 19m
2 stops
BSL3:05 pmBasel EuroAirport Swiss
Dec 9
BSL7:00 amBasel EuroAirport Swiss
17h 45m
1 stop
BWI6:45 pmBaltimore/Washington
$606
Find similar

United Airlines flights from Washington, D.C. to Basel EuroAirport Swiss

Our best United Airlines deals on Washington, D.C. to Basel EuroAirport Swiss flight tickets
United Airlines
Dec 1
IAD11:10 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
BSL4:00 pmBasel EuroAirport Swiss
Dec 10
BSL9:45 amBasel EuroAirport Swiss
17h 35m
2 stops
IAD9:20 pmWashington, D.C. Dulles Intl
$619
Find similar
United Airlines
Dec 1
IAD11:10 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
BSL4:00 pmBasel EuroAirport Swiss
Dec 10
BSL9:45 amBasel EuroAirport Swiss
16h 44m
2 stops
IAD8:29 pmWashington, D.C. Dulles Intl
$620
Find similar
United Airlines
Sep 1
IAD10:25 pmWashington, D.C. Dulles Intl
15h 10m
2 stops
BSL7:35 pmBasel EuroAirport Swiss
Sep 18
BSL11:30 amBasel EuroAirport Swiss
14h 30m
1 stop
IAD8:00 pmWashington, D.C. Dulles Intl
$637
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Basel EuroAirport Swiss that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Basel EuroAirport Swiss that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

lun. 9/1

1:30 pm-6:00 pm

1 stop22h 30m

Basel EuroAirport Swiss

jue. 9/18

6:55 pm-11:45 am

1 stop22h 50m

$529

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

lun. 8/25

6:50 pm-6:00 am

1 stop29h 10m

Basel EuroAirport Swiss

mar. 9/9

9:20 pm-5:40 pm

1 stop26h 20m

$534

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

mar. 12/2

8:35 pm-10:20 pm

1 stop19h 45m

Basel EuroAirport Swiss

mar. 12/9

11:00 am-6:45 pm

1 stop13h 45m

$601

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

mar. 12/2

8:35 pm-10:20 pm

1 stop19h 45m

Basel EuroAirport Swiss

mar. 12/9

7:00 am-6:45 pm

1 stop17h 45m

$602

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

lun. 8/25

6:00 am-10:50 am

2 stops22h 50m

Basel EuroAirport Swiss

mar. 9/9

11:25 am-9:51 pm

2 stops16h 26m

$604

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

lun. 12/1

1:58 pm-2:35 pm

2 stops18h 37m

Basel EuroAirport Swiss

mié. 12/10

6:20 am-7:28 pm

2 stops19h 08m

$614

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

mar. 12/2

5:30 pm-3:05 pm

2 stops15h 35m

Basel EuroAirport Swiss

mar. 12/9

7:00 am-4:27 pm

2 stops15h 27m

$614

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

lun. 12/1

11:10 pm-4:00 pm

1 stop10h 50m

Basel EuroAirport Swiss

mié. 12/10

9:45 am-9:20 pm

2 stops17h 35m

$619

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

lun. 12/1

11:10 pm-4:00 pm

1 stop10h 50m

Basel EuroAirport Swiss

mié. 12/10

9:45 am-8:29 pm

2 stops16h 44m

$620

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

lun. 9/1

6:00 am-10:50 am

2 stops22h 50m

Basel EuroAirport Swiss

jue. 9/18

8:25 am-9:51 pm

2 stops19h 26m

$637

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Basel from

How to get the cheapest flight ticket from Washington, D.C. to Basel EuroAirport Swiss

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Basel EuroAirport Swiss?

According to our data, Tuesday is the cheapest day to fly to Basel EuroAirport Swiss from Washington, D.C.. The lowest ticket price found for a Tuesday departure recently was $722. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. to Basel EuroAirport Swiss on a Friday will generally be more expensive and average around $1,162. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Basel EuroAirport Swiss?

According to our data, the cheapest time of day to fly to Basel EuroAirport Swiss is in the evening. momondo users have found flights departing from Washington, D.C. to Basel EuroAirport Swiss in the evening for as low as $722. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $1,046. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Washington, D.C. to Basel EuroAirport Swiss

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Basel EuroAirport Swiss according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Basel EuroAirport Swiss (WAS to BSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Basel EuroAirport Swiss

Best Price Found

$256

Fastest flight time

9h 55m

Direct flights

None
The best one-way flight to Basel EuroAirport Swiss from Washington, D.C. in the past 72 hours is $256. The best round-trip flight deal from Washington, D.C. to Basel EuroAirport Swiss found on momondo in the last 72 hours is $529.
The fastest flight from Washington, D.C. to Basel EuroAirport Swiss takes 9h 55m
There are no direct flights from Washington, D.C. to Basel EuroAirport Swiss. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Basel EuroAirport Swiss, Washington, D.C. Dulles Intl Airport - Basel EuroAirport Swiss and Baltimore/Washington Airport - Basel EuroAirport Swiss.
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  • How far is Washington, D.C. to Basel EuroAirport Swiss by plane?

    The distance between Washington, D.C. and Basel EuroAirport Swiss is about 4081.1 mi. In terms of flight time, this usually takes a little over 9h 55m.

  • When did momondo last update prices for flights from Washington, D.C. to Basel EuroAirport Swiss?

    Prices for flights from Washington, D.C. to Basel EuroAirport Swiss are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Basel EuroAirport Swiss?

  • How old do you have to be to fly from Washington, D.C. to Basel EuroAirport Swiss?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Basel EuroAirport Swiss.

  • What documentation or ID do you need to fly to Basel EuroAirport Swiss?

    The travel and health documents you'll need for your trip to Basel EuroAirport Swiss may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Basel EuroAirport Swiss. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Basel EuroAirport Swiss

Compare and see reviews for airlines that fly from Washington, D.C. to Basel EuroAirport Swiss with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $530Free CancellationRating
7.3
3,933 reviews
Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Basel?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Basel. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Basel with flexible booking policies on momondo?

momondo does allow users to show only those flights to Basel from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Basel?

momondo helps you find the best flight between Washington, D.C. and Basel by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Basel right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Basel, momondo offers a useful price alert feature which will track prices for flights to Basel from Washington, D.C. and alert you when they change.

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